OUTLINE and FEATURES The SG-5110 I s an FM-STEREO, FM-AM standard signal generator that covers the frequency band from 100kHz to 110MHz. The output l e v e l can be set i n IdB steps from -20dB# to lOOdB/i.
SPECIFICATIONS CARRIER FREQUENCY Possible frequency range : 100kHz — 110MHz Display : 7 d i g i t s Resolution : 100Hz (100kHz-34. 9999MHz) 1kHz (above 35MHz) Reference signal Accuracy : ± 5 x 1 ( T RF OUTPUT Output level range : -20dB//~100dB// open ended -133dBm~-13dBm terminal selector switch : Yes...
Resolution : 0, 1kHz Accuracy : Maximum display value±10X (RF: lMHz~110MHz AF: 1kHz) Internal modulation frequency : 400Hz, lkHz±3X : 0.05% or less (RF: 10.7MHz, 76MHz~ 110MHz) Distortion factor /Demodulat ion range: 50Hz — 15kHz \ AF: 1 kHz, \75 kHz deviation: de-emphasis 50/W External modulation Frequency c h a r a c t e r i s t i c : 20Hz~100kHz±ldB (1kHz reference)
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L and R side s i g n a l s a r e input separately. * In the case of the SG-5110, 30% at the time of FM-STEREO modulation should be thought of as 67.5kHz deviation = 1001 Accordingly, 30% = 67.
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to the one va 1 id before the input. STEP : When you want to step up or step down the frequency at a certain i n t e r v a l , set the i n t e r v a l as follows. Press the 2nd F key @.
I t also acts as legs when the unit i s stored in a v e r t i c a l position. However, avoid using the SG-5110 placed in a v e r t i c a l position.
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Voltage Selector/Fuse Holder Voltage selector: The vo1tage s e t t i n g when shipped from the f a c t o r y i s i n d i c a t e d by a c i r k e l mark i n the SET column of the r a t i n g s p l a t e l o c a t e d on top of t h i s combined v o l t a g e s e l e c t o r and fuse holder.
4. OPERATING PROCEDURES The u n i t outputs the s e t values d i s p l a y e d on the v a r i o u s p o r t i o n s of the d i s p l a y v i a the RF output t e r m i n a l .
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While the LED i s f l a s h i n g , enter the desired frequency value by using the numeric keys. I f a wrong d i g i t i s entered, press the BS key @ to erase the d i g i t s one by one s t a r t ing from the l a s t input.
Example: Using direct setting to set the frequency to 23.456,7MHz. KEY OPERATION FREQUENCY DISPLAY REMARKS 110.000.0 Indicates frequency before s e t t i n g FREQ key Frequency s e t t i n g stand-by Numeric key 2 Numeric key 3 Numeric key 5 Wrong input...
frequency. s t e p v a l u e s e t t i n g range I s 1 k H z — 50MHz. I f t h i s range i s overstepped, the display changes to frequency display and the step value returns to the value v a l i d before the new Input.
following formula for unit change. (dB//) = (dBrn) + However, in the case of dB// this unit displays an open end level (EMF dB//), in case of dBrn the display shows as 50Q termination. Accordingly, in the case of t h i s unit (displayed l e v e l ) - (dBrn) + In t h i s instruct ion manual, the dB//...
f l a s h i n p r e s s the STO key @ ; then p r e s s e i t h e r of the LEVEL PRESET keys A, B, C, or D. A f t e r the d i s p l a y e d l e v e l v a l u e has' f l a s h e d once, the output l e v e l value i s stored i n the memory of the selected LEVEL PRESET key, I f the LEVEL PRESET key i s not pressed a f t e r the s e t t i n g and whi1e ENT...
4-3-1-1 Normal Setting As in the case of frequency setting, the CURSOR key @ and rotaty encoder @ are used to input the set value. P r e s s the ^ <4 or • • key to move the c u r s o r to the MODULATION display portion.
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may return to the previous address. This i s because the address r o t a t i o n funct ion I s working. Detai Is are e x p l a i n e d l a t e r , but the funct ion of this feature i s to rotate (repeat) addresses within a c e r t a i n range.
right corner of the ADDRESS d i s p l a y ) , everything memorized in each address i s output just by increasing or decreasing the address. ADDRESS MEMORIZATION Set the address to be memorized. (Refer to Section 4-4) Set frequency, l e v e l , and modulation.
* Setting I s possible within the ranges a) and b ) . 100kHz < (reference frequency - frequency deviation set value) 110MHz ^ (reference frequency + frequency deviation set value) Frequency deviation set value: ±10MHz Max. * When frequency deviat ion set value once has been s e t , t h i s set value i s added (or subtracted from) the r e f e r e n c e frequency.
* I f you want to s e t the address I n d e p e n d e n t l y of the BIGIN and END addresses, enter the figure by using the direct setting method. * When the address rotation function i s not used, set the BIGIN address to 00 and the end address to 99.
NOTE I f the STO key and the numeric key " 1 " are pressed, a l l the contents stored I n the RAM w i l l be erased and the unit r e t u r n s to the i n i t i a l state.
5. MAINTENANCE Always turn OFF the power before the f o l l o w i n g maintenance procedures a r e carried out. FUSE REPLACEMENT The unit does not work i f the fuse i s blown. I f the fuse i s blown, locate the reason.
F i g . 6 When the tab (FUSE PULL) has been pulled and the fuse removed VOLTAGE CHANGE The voltage of t h i s unit i s set to AC 100V when shipped from the f a c t o r y . Fo1 low the procedure d e s c r i b e d below when the vo11age s e t t i n g has to be changed.
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I f the voltage i s changed, i t w i l l be necessary to replace the fuse. I f the voltage i s changed from 100V, 120V to 220V, 240V, the fuse should be changed from 0. 5A to 0. 3A. I f the voltage i s changed from 220V, 240V to 100V, 120V, the fuse should be changed from 0.
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A product of K E N W O O D C O R P O R A T I O N 2-5, 1 -chome Shibuya, Shibuya-ku, Tokyo 150, Japan...